|
|
Texas Instruments
UC2845D8G4
|
Texas Instruments
UC1846J883B
|
Texas Instruments
UCC28C43DGKRG4
|
Texas Instruments
UC3823ADW
|
Texas Instruments
UCC2805DTRG4
|
Texas Instruments
UCC2961D
|
Texas Instruments
UC2901DTR
|
Texas Instruments
UC2823AN
|
Texas Instruments
UC2844ADTR
|
Texas Instruments
UC3842DTR
|
| Price |
|
|
|
$0.68 |
$12.17 |
|
$3.71 |
$3.39 |
$14.76 |
|
$0.70 |
| RoHS |
|
Compliant |
TBD |
Compliant |
Yes |
Compliant |
Yes |
Yes |
Yes |
Yes |
Yes |
| Lead Status |
|
Yes |
No |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
| UVLO Thresholds On/Off(V) |
|
8.4/7.6 |
7.7/6.95 |
8.4/7.6 |
9.2/8.4 |
4.1/3.6 |
|
|
9.2/8.4 |
16/10 |
16/10 |
| Operating Temperature Range(C) |
|
-40 to 85 |
-55 to 125 |
-40 to 105 |
0 to 70 |
-40 to 85 |
-40 to 85 |
-40 to 85 |
-40 to 85 |
-40 to 125,-40 to 85 |
0 to 70 |
| Frequency(Max)(kHz) |
|
500 |
500 |
1000 |
1000 |
1000 |
400 |
|
1000 |
500 |
500 |
| Rating |
|
Catalog |
Military |
Catalog |
Catalog |
Military |
Catalog |
Military |
Catalog |
Catalog |
Catalog |
| Topology |
|
Boost,Flyback,Forward |
Boost,Flyback,Forward,Full-Bridge,Half-Bridge,Push-Pull |
Boost,Flyback,Forward |
Boost,Buck,Flyback,Forward |
Boost,Flyback,Forward |
|
|
Boost,Buck,Flyback,Forward |
Boost,Buck,Flyback,Forward |
Boost,Buck,Flyback,Forward |
| Special Features |
|
Error Amplifier |
Error Amplifier,Soft Start,Synchronization Pin |
Error Amplifier |
Error Amplifier,Leading Edge Blanking,Soft Start,Synchronization Pin |
Error Amplifier,Leading Edge Blanking,Soft Start |
|
|
Error Amplifier,Leading Edge Blanking,Soft Start,Synchronization Pin |
Error Amplifier |
Error Amplifier |
| Package Group |
|
PDIP,SOIC |
CDIP,LCCC |
PDIP,SOIC,VSSOP |
SOIC,PDIP,WAFERSALE |
PDIP,SOIC,TSSOP,WAFERSALE |
SOIC |
CDIP,PDIP,PLCC,SOIC |
PLCC,SOIC,PDIP |
PDIP,SOIC |
PDIP,SOIC |
| Control Method |
|
Current |
Current |
Current |
Current,Voltage |
Current |
Current |
|
Current,Voltage |
Current |
Current |
| Vin(Min)(V) |
|
7.6 |
7 |
7.6 |
8.4 |
3.6 |
16 |
|
8.4 |
10 |
10 |
| Vin(Max)(V) |
|
30 |
40 |
20 |
22 |
12 |
19 |
|
22 |
30 |
30 |
| Approx. Price (US$) |
|
0.50 | 1ku |
|
0.60 | 1ku |
6.73 | 1ku |
|
2.05 | 1ku |
|
7.37 | 1ku |
0.46 | 1ku |
0.42 | 1ku |
| Duty Cycle(Max)(%) |
|
50 |
50 |
100 |
100 |
50 |
72 |
|
100 |
50 |
100 |
| Gate Drive(Typ)(A) |
|
1 |
|
1 |
2 |
|
1.5 |
|
2 |
1 |
1 |
| Package Size(mm2=WxL) |
|
|
[pf]20LCCC[/pf] |
|
|
[pf]8TSSOP[/pf] |
|
[pf]14SOIC[/pf] |
|
|
|
| Output Current(A) |
|
|
|
|
|
|
|
0.035 |
|
|
|
| Operating Supply(Min)(V) |
|
|
|
|
|
|
|
4.5 |
|
|
|
| Operating Supply(Max)(V) |
|
|
|
|
|
|
|
40 |
|
|
|
| Operating Supply Current(mA) |
|
|
|
|
|
|
|
5 |
|
|
|
